K3.1 Flow Actuated Unloader 3.0-4.2 GPM 400-1450 PSI 1/4" then every three (3) months

then every three (3) months or 500-hour intervals thereafter

Change the oil after 40-hour break-in period

Maximum flow: 35

Compatible with the following pump(s):

K3.1 Flow Actuated Unloader 3.0-4.2 GPM 400-1450 PSI 1/4" then every three (3) monthsK3. 1 flow actuated unloader, 3. 0 4. 2 GPM 400 1450 psi. The unloader valve diverts water flow into bypass when the trigger gun valve is closed. Flow actuated unloaders divert water to the bypass when there is a sufficient reduction or stoppage of water flow. The flow actuated unloader has an orifice instead of a check valve in pressure actuate unloaders. When the gun valve is closed and water flow stopes, system pressure is increased rapidly al all